Haloalkanes Flashcards
1
Q
What happens when a molecule absorbs infrared radiation
A
It makes the covalent bond vibrate more in a stretching or bending motion
2
Q
What factors affect the amount of vibration of a bond
A
Bond strength
Bond length
mass of each atom in the bond
3
Q
What do peaks on an infrared spectrum represent
A
Absorbance of energy from infrared radiation
4
Q
How is the molecular ion peak represented
A
The peak with the highest mass/charge ratio
5
Q
What is the molecular mass of the molecular ions equal to
A
Relative molecular mass of the compound
6
Q
What are the advantages of using mass spectrometry
A
Cheap
Small quantities of samples required
7
Q
What is the disadvantage of using mass spectrometry
A
Sample is completely destroyed
